EP2226940A3 - Circuit de détection recevant la lumière - Google Patents

Circuit de détection recevant la lumière Download PDF

Info

Publication number
EP2226940A3
EP2226940A3 EP10153830A EP10153830A EP2226940A3 EP 2226940 A3 EP2226940 A3 EP 2226940A3 EP 10153830 A EP10153830 A EP 10153830A EP 10153830 A EP10153830 A EP 10153830A EP 2226940 A3 EP2226940 A3 EP 2226940A3
Authority
EP
European Patent Office
Prior art keywords
light receiving
filter
detection circuit
variation
receiving detection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP10153830A
Other languages
German (de)
English (en)
Other versions
EP2226940B2 (fr
EP2226940B1 (fr
EP2226940A2 (fr
Inventor
Mitsuaki Daio
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Omron Corp
Original Assignee
Omron Corp
Omron Tateisi Electronics Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42232630&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2226940(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Omron Corp, Omron Tateisi Electronics Co filed Critical Omron Corp
Publication of EP2226940A2 publication Critical patent/EP2226940A2/fr
Publication of EP2226940A3 publication Critical patent/EP2226940A3/fr
Application granted granted Critical
Publication of EP2226940B1 publication Critical patent/EP2226940B1/fr
Publication of EP2226940B2 publication Critical patent/EP2226940B2/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/941—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/941—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated using an optical detector
    • H03K2217/94102—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated using an optical detector characterised by the type of activation
    • H03K2217/94104—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated using an optical detector characterised by the type of activation using a light barrier

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Amplifiers (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Electronic Switches (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Geophysics And Detection Of Objects (AREA)
EP10153830.4A 2009-03-03 2010-02-17 Circuit de détection recevant la lumière Active EP2226940B2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009049562A JP5304328B2 (ja) 2009-03-03 2009-03-03 受光検出回路

Publications (4)

Publication Number Publication Date
EP2226940A2 EP2226940A2 (fr) 2010-09-08
EP2226940A3 true EP2226940A3 (fr) 2011-11-16
EP2226940B1 EP2226940B1 (fr) 2012-12-12
EP2226940B2 EP2226940B2 (fr) 2016-11-23

Family

ID=42232630

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10153830.4A Active EP2226940B2 (fr) 2009-03-03 2010-02-17 Circuit de détection recevant la lumière

Country Status (4)

Country Link
US (1) US8440956B2 (fr)
EP (1) EP2226940B2 (fr)
JP (1) JP5304328B2 (fr)
CN (1) CN101825725B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8670248B2 (en) * 2010-12-29 2014-03-11 System General Corporation Primary-side controlled power converter with an RC network and method thereof
JP5921130B2 (ja) * 2011-10-12 2016-05-24 アズビル株式会社 光電センサ
JP6273667B2 (ja) * 2011-11-04 2018-02-07 株式会社リコー 画像投影装置、画像投影システム及び画像投影方法
CA2957202C (fr) * 2014-08-08 2019-04-23 Perceptimed, Inc. Capteur de position et de vitesse de pilules
KR20160060505A (ko) * 2014-11-20 2016-05-30 삼성전자주식회사 광계수 검출 장치 및 방법, 방사선 촬영 장치
CN105811918B (zh) * 2014-12-30 2019-01-04 上海贝岭股份有限公司 高通滤波器启动电路
CN106849902A (zh) * 2016-12-28 2017-06-13 宁波斯凯勒智能科技有限公司 一种多级滤波电路
CN115589262B (zh) * 2021-07-06 2024-05-03 华为技术有限公司 直流失调电流的消除电路、方法、相关设备及系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3411995A1 (de) * 1984-03-31 1985-10-03 Kulzer & Co Gmbh, 6380 Bad Homburg Lichtschranke als schalter in einer aufnahmevorrichtung fuer ein handgeraet
US4736097A (en) * 1987-02-02 1988-04-05 Harald Philipp Optical motion sensor
DE4305559A1 (de) * 1993-02-24 1994-08-25 Hans Schiesl Anordnung und Verfahren zur Konturerkennung von Gegenständen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5821800B2 (ja) * 1976-05-28 1983-05-04 株式会社ニコン 自動調光フラツシユ装置の光量積分回路
JPS6356015A (ja) * 1986-08-26 1988-03-10 Sankusu Kk 多光軸式光電スイツチ
JP3353016B2 (ja) * 1992-12-04 2002-12-03 サンクス株式会社 多光軸光電スイッチ
DE19859394C2 (de) † 1998-12-22 2002-07-04 Diehl Stiftung & Co Detektorschaltung
DE10160626A1 (de) † 2001-12-11 2003-06-18 Sick Ag Auswerteschaltung und Signalverarbeitungsverfahren
DE10211343A1 (de) † 2002-03-14 2003-09-25 Sick Ag Signalverarbeitungsverfahren und Auswerteschaltung
JP3932983B2 (ja) * 2002-05-31 2007-06-20 ソニー株式会社 差動増幅器及び同差動増幅器を具備する２段増幅器並びに同２段増幅器を具備するアナログ／ディジタル変換器
JP4009862B2 (ja) * 2003-09-30 2007-11-21 オムロン株式会社 多光軸光電センサ
JP2005244413A (ja) * 2004-02-25 2005-09-08 Rohm Co Ltd 時定数自動調整回路
JP2008116212A (ja) * 2006-10-31 2008-05-22 Sunx Ltd 多光軸光電スイッチ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3411995A1 (de) * 1984-03-31 1985-10-03 Kulzer & Co Gmbh, 6380 Bad Homburg Lichtschranke als schalter in einer aufnahmevorrichtung fuer ein handgeraet
US4736097A (en) * 1987-02-02 1988-04-05 Harald Philipp Optical motion sensor
DE4305559A1 (de) * 1993-02-24 1994-08-25 Hans Schiesl Anordnung und Verfahren zur Konturerkennung von Gegenständen

Also Published As

Publication number Publication date
CN101825725A (zh) 2010-09-08
US20100224761A1 (en) 2010-09-09
EP2226940B2 (fr) 2016-11-23
JP5304328B2 (ja) 2013-10-02
CN101825725B (zh) 2012-10-24
EP2226940B1 (fr) 2012-12-12
EP2226940A2 (fr) 2010-09-08
US8440956B2 (en) 2013-05-14
JP2010206506A (ja) 2010-09-16

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